I must estimate you must estimate she must estimate we must estimate you must estimate they must estimate
Forme en V-ing
I must be estimating you must be estimating she must be estimating we must be estimating you must be estimating they must be estimating
Perfect
I must have estimated you must have estimated she must have estimated we must have estimated you must have estimated they must have estimated
Perfect en V-ing
I must have been estimating you must have been estimating she must have been estimating we must have been estimating you must have been estimating they must have been estimating
Négation
Forme simple
I must not estimate you must not estimate she must not estimate we must not estimate you must not estimate they must not estimate
Forme en V-ing
I must not be estimating you must not be estimating she must not be estimating we must not be estimating you must not be estimating they must not be estimating
Perfect
I must not have estimated you must not have estimated she must not have estimated we must not have estimated you must not have estimated they must not have estimated
Perfect en V-ing
I must not have been estimating you must not have been estimating she must not have been estimating we must not have been estimating you must not have been estimating they must not have been estimating
Forme interrogative
Forme simple
must I estimate? must you estimate? must she estimate? must we estimate? must you estimate? must they estimate?
Forme en V-ing
must I be estimating? must you be estimating? must she be estimating? must we be estimating? must you be estimating? must they be estimating?
Perfect
must I have estimated? must you have estimated? must she have estimated? must we have estimated? must you have estimated? must they have estimated?
Perfect en V-ing
must I have been estimating? must you have been estimating? must she have been estimating? must we have been estimating? must you have been estimating? must they have been estimating?
Forme interro-négative
Forme simple
must I not estimate? must you not estimate? must she not estimate? must we not estimate? must you not estimate? must they not estimate?
Forme en V-ing
must I not be estimating? must you not be estimating? must she not be estimating? must we not be estimating? must you not be estimating? must they not be estimating?
Perfect
must I not have estimated? must you not have estimated? must she not have estimated? must we not have estimated? must you not have estimated? must they not have estimated?
Perfect en V-ing
must I not have been estimating? must you not have been estimating? must she not have been estimating? must we not have been estimating? must you not have been estimating? must they not have been estimating?